It has an origin lost in the mists of antiquity.

The fire is of suspicious origin.

这场火灾起因可疑.

He is a German by origin.

他原籍德国.

One must not forget his origin, now that he is appointed to the leading post.

当了领导干部可不能忘本.

This philosophy is western in origin.

这种哲学起源于西方.

Most Australians are of British origin.

大部分澳大利亚人都是英国人的后裔.

Earthquakes are grouped according to their origin, into three classes.

地震按其起因可分为三类.

Quality counts above origin.

质量比产地更重要.

What's the origin of your anxiety?

你焦虑的根源是什么?

Her family is Portuguese in origin.

她的家族是葡萄牙血统.

Many words in the English language are French in origin.

英语中的许多词源于法语.

Darwin generalized from many facts to reach his idea about the origin of man.

达尔文对许多事实加以归纳,得出了他对于人类起源的观点.

I'm a Chinese by origin.

我是中国血统.

There are many theories about the origin of life.

关于生命起源的学说有很多.

Population genetics owes its origin to Francis Galton.

体遗传学的创立应归功于弗朗西斯·高尔顿.

They are collecting this material at the points of origin.

他们正在产地收集这种材料.

Their medical problems are basically physical in origin.

他们的病症主要是由于身体原因引起的。

We have experimental and observational evidence concerning things which happened before and after the origin of life.

有关生命起源前后发生了什么，我们通过实验和观察得出了一些证据。

If it's possible, track the rumour back to its origin.

如果可能，应追查谣言的源头。

There are some areas of wetland which are of ancient origin.

有一些湿地在古代就形成了。

Most of the thickeners are of plant origin.

大部分增稠剂来源于植物。